7M-36.864MAAJ-T

Crystals Overview

The 7M-36.864MAAJ-T is a parallel fundamental quartz crystal manufactured by TXC Corporation, designed for surface-mount applications. It operates at a nominal frequency of 36.864 MHz with a frequency tolerance and stability of ±30 ppm. The component features a load capacitance of 12 pF and an equivalent series resistance (ESR) of 60 Ohms. It utilizes a 4-SMD, no-lead package with dimensions of 3.20 mm x 2.50 mm and a maximum height of 0.80 mm. The device supports a wide operating temperature range from -40°C to +85°C and exhibits an aging rate of 3 ppm per year.

Crystals Feature Summary

• Fundamental mode operation for stable frequency generation
• Seam seal construction ensuring environmental reliability
• Wide industrial temperature range capability
• Low aging rate for long-term frequency accuracy

Crystals Applications

• Microcontroller clock sources
• Communication interface circuits
• Digital signal processing systems
• Consumer electronic devices

Crystals Procurement Notes

Verify the specific load capacitance requirement against the target circuit design, as the datasheet indicates 12 pF. Confirm that the 4-SMD no-lead package footprint matches the PCB layout constraints. Ensure the operating environment stays within the specified -40°C to +85°C range to maintain the stated ±30 ppm stability. Check for RoHS compliance documentation if required by project standards.

Crystals Selection Notes

Select this component when a precise 36.864 MHz reference is needed for digital logic or communication protocols. The 12 pF load capacitance must align with the oscillator circuit's input capacitance. Consider the 60 Ohm ESR value for drive level sensitivity. The compact 3.2x2.5 mm size is suitable for space-constrained designs requiring industrial temperature performance.

Crystals Part Context

This part belongs to the 7M series of quartz crystals from TXC Corporation. The series offers various frequencies in a standard 4-SMD no-lead package. These components are widely used in general-purpose electronics where cost-effective, reliable timing solutions are required. The 7M series is known for consistent performance across different manufacturing batches.

Crystals Replacement Considerations

The 7M-36.864MAAE-T is listed as a class substitute by distributors. Verify electrical parameters such as ESR and load capacitance before swapping. Ensure the pinout and mechanical dimensions are identical to avoid PCB rework.

Crystals FAQ

What is the aging specification for this crystal?

The aging rate is specified as 3 ppm per year.

Is this component suitable for high-temperature environments?

Yes, it supports an operating temperature range up to +85°C.